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fadeIn & fadeOut in vanilla js
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| function fadeOut(el){ | |
| el.style.opacity = 1; | |
| (function fade() { | |
| if ((el.style.opacity -= .1) < 0) { | |
| el.style.display = "none"; | |
| } else { | |
| requestAnimationFrame(fade); | |
| } | |
| })(); | |
| }; | |
| function fadeIn(el, display){ | |
| el.style.opacity = 0; | |
| el.style.display = display || "block"; | |
| (function fade() { | |
| var val = parseFloat(el.style.opacity); | |
| if (!((val += .1) > 1)) { | |
| el.style.opacity = val; | |
| requestAnimationFrame(fade); | |
| } | |
| })(); | |
| }; |
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